Data from the official company registers of 12 countries. Not an official register.

English

Calpine Limited

ActiveCompany number 00394255Private limited companyEst. 194574990 · Non-trading companyReading, South East
Age81 yearsincorporated 27 Mar 1945
In Reading15,081live companies · 97 in the same activity
At this address33live companies incl. this one
Latest accounts2025dormant company accounts, made up to 5 Apr 2025

In brief

Calpine Limited is a private limited company incorporated in England and Wales on 27 March 1945. Its registered office is in Reading, South East, at an address shared with 32 other live companies. 97 live companies in Reading share the same main activity. Its latest accounts were made up to 5 April 2025 and filed as dormant company accounts.

Register details

Registered nameCALPINE LIMITED
Company number00394255
Company typePrivate Limited Company
Registered office5TH Floor, R+ Building, 2, Blagrave Street, RG1 1AZ Reading
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)74990 Non-trading company

Timeline

Register events, newest first.

  • Confirmation statement made up
  • Accounts made upDormant company accounts
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due5 January 2027
Accounting reference date5 April
Next confirmation statement4 September 2027
Last confirmation statement21 August 2026
Charges registered1
Outstanding · satisfied1 · 0

Charges are security interests (such as mortgages) registered against the company.

Location

Registered office in Reading, South East.

Reading
Live companies in Reading15,081
Same activity in Reading97
New in Reading, past 12 months1,759

Also registered at this address

32 other live companies share this registered office; shown are those incorporated closest in time to this one.

Similar companies

Live companies with the same main activity, nearest first.

Sources

Register data: Companies House, Free Company Data Product, delivery of 1 October 2026. Places: ONS Postcode Directory (Open Government Licence v3.0). Sector names: Eurostat NACE Rev. 2. Context figures are computed by FirmsDB from these sources. This page is not an official register; check the official record before relying on it.